void kex_input_kexinit(int type, u_int32_t seq, void *ctxt) { char *ptr; int dlen; int i; Kex *kex = (Kex *)ctxt; debug("SSH2_MSG_KEXINIT received"); if (kex == NULL) fatal("kex_input_kexinit: no kex, cannot rekey"); ptr = packet_get_raw(&dlen); buffer_append(&kex->peer, ptr, dlen); /* discard packet */ for (i = 0; i < KEX_COOKIE_LEN; i++) packet_get_char(); for (i = 0; i < PROPOSAL_MAX; i++) xfree(packet_get_string(NULL)); (void) packet_get_char(); (void) packet_get_int(); packet_check_eom(); kex_kexinit_finish(kex); }
/* ARGSUSED */ void kex_input_kexinit(int type, u_int32_t seq, void *ctxt) { char *ptr; u_int i, dlen; Kex *kex = (Kex *)ctxt; debug("SSH2_MSG_KEXINIT received"); if (kex == NULL) fatal("kex_input_kexinit: no kex, cannot rekey"); ptr = packet_get_raw(&dlen); buffer_append(&kex->peer, ptr, dlen); /* discard packet */ for (i = 0; i < KEX_COOKIE_LEN; i++) packet_get_char(); for (i = 0; i < PROPOSAL_MAX; i++) free(packet_get_string(NULL)); /* * XXX RFC4253 sec 7: "each side MAY guess" - currently no supported * KEX method has the server move first, but a server might be using * a custom method or one that we otherwise don't support. We should * be prepared to remember first_kex_follows here so we can eat a * packet later. * XXX2 - RFC4253 is kind of ambiguous on what first_kex_follows means * for cases where the server *doesn't* go first. I guess we should * ignore it when it is set for these cases, which is what we do now. */ (void) packet_get_char(); /* first_kex_follows */ (void) packet_get_int(); /* reserved */ packet_check_eom(); kex_kexinit_finish(kex); }